{"schema_version":"secwatch.filing_event.v1","accession":"0001785530-21-000043","form_type":"8-K","ticker":"HOWL","cik":"0001785530","company_name":"Werewolf Therapeutics, Inc.","filed_at":"2021-10-28T23:59:59+00:00","discovered_at":"2026-05-14T18:04:14.122777+00:00","generated_at":"2026-06-28T16:55:23.487590+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.35,"calibrated_materiality_score":0.35,"confidence":"high","headline":"Werewolf Therapeutics appoints Meeta Chatterjee, Ph.D. to Board","bullets":["Dr. Chatterjee appointed as Class II director, term until 2023 annual meeting.","She is Senior VP of Global Business Development at Legend Biotech; previously at Merck.","Receives $35,000 annual cash, $4,000 committee retainer, plus option grant of 23,200 shares at $15.97.","Appointed to Nominating and Corporate Governance Committee."],"urls":{"canonical":"https://secwatch.observer/filing/0001785530-21-000043","json":"https://secwatch.observer/filing/0001785530-21-000043.json","markdown":"https://secwatch.observer/filing/0001785530-21-000043.md","text":"https://secwatch.observer/filing/0001785530-21-000043.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1785530/000178553021000043/0001785530-21-000043-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1785530/000178553021000043/howl-20211028.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-28T16:55:23.487590+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[{"claim_id":"b8fc32fdd1","claim":"Meeta Chatterjee, Ph.D. was appointed as Director at Werewolf Therapeutics, Inc..","evidence_excerpt":"On October 28, 2021, the Board of Directors (the “Board”) of Werewolf Therapeutics, Inc. (the “Company”), upon recommendation of the Board’s Nominating and Corporate Governance Committee, appointed Meeta Chatterjee, Ph.D., as a director.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1785530/000178553021000043/0001785530-21-000043-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}